Garmin Forerunner 45 Replacement Band - Black

This is a direct replacement silicone band for the Garmin Forerunner 45, supplied with screws and the tool needed for a quick swap to restore comfort and style.

When your original Forerunner 45 strap is worn, damaged or you simply want a fresh black look, this replacement band gives you a simple, durable option. Designed specifically to match Forerunner 45 attachment points, it mounts with the included screws and screwdriver so you’ll be back to wearing your GPS-ready watch in minutes. The soft, sweat-resistant material maintains a secure fit for everyday use, workouts and casual wear.

How do I replace my watch band on the Forerunner 45?

Swapping the band is straightforward: remove the old band, align the replacement band with the watch lugs, and secure it using the supplied screws and tool. No extra parts are required, and the process typically takes only a few minutes for someone comfortable with small hand tools.

• Includes replacement band, two screws and a small screwdriver for installation
• Fits the Forerunner 45 attachment system—no adapters needed
• Hand-tighten screws carefully to avoid stripping

What material is the replacement band made of and how does it feel?

The band is crafted from soft, flexible silicone that resists sweat and is easy to clean. It provides a comfortable, skin-friendly surface for long wear and sits close to the wrist to keep heart-rate and motion sensors in position when used with the watch.

• Soft silicone for all-day comfort and sweat resistance
• Flexible design conforms to wrist shape without pinching
• Simple wipe-clean care — no special detergents needed

Will this band affect my watch’s performance or sensors?

No special calibration is required—this band is sized and shaped to maintain the Forerunner 45’s sensor alignment and does not interfere with GPS or optical sensors when fitted correctly. Proper fit is important for accurate wrist-based readings, so ensure the band is snug but not overly tight.

• Designed for correct sensor alignment on Forerunner 45 models
• Maintains water resistance when installed as intended
• Provides a stable mounting so the watch sits securely during activity

What comes in the box and are tools included?

The package contains the black replacement band plus the mounting hardware and a small screwdriver needed to install the screws. Because the necessary parts are included, you won’t need to buy additional tools or hardware to complete the swap.

• One Garmin Forerunner 45 replacement band (black)
• Matching screws to secure both ends to the watch lugs
• Small screwdriver designed for the included screws

Who is this for? This replacement band is ideal for Forerunner 45 owners who need to replace a worn strap, want a backup band for exercise and travel, or prefer a minimalist black look. It suits runners, gym-goers and daily users who want a reliable, easy-to-install option that keeps their Garmin watch functioning and comfortable without altering the watch’s fit or features.